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* Copyright© 2000 - 2025 SuperMap Software Co.Ltd. All rights reserved.
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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no'/>
    <title data-i18n="resources.title_getFeatureByIDs"></title>
    <style>
        body {
            margin: 0;
            padding: 0;
        }

        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }

        #toolbar {
            position: absolute;
            top: 50px;
            right: 10px;
            width: 240px;
            text-align: center;
            z-index: 1000;
            border-radius: 4px;
        }
    </style>
</head>
<body>
<div id="toolbar" class="panel panel-primary">
  <div class='panel-heading'>
      <h5 class='panel-title text-center' data-i18n="resources.title_getFeatureByIDs"></h5></div>
  <div class='panel-body content'>
      <input type="button" class="btn btn-default" data-i18n="[value]resources.text_query" onclick="query()"/>&nbsp;
      <input type="button" class="btn btn-default" data-i18n="[value]resources.text_input_value_clear" onclick="clearFeatures()"/>
  </div>
</div>
<div id="map"></div>
<script type="text/javascript" include="bootstrap" src="../js/include-web.js"></script>
<script type="text/javascript" src="../../dist/maplibregl/include-maplibregl.js"></script>
<script type="text/javascript">
    var host = window.isLocal ? window.server : "https://iserver.supermap.io";
    var attribution = "<a href='https://maplibre.org/' target='_blank'>© MapLibre </a>" +
        " with <span>© <a href='https://iclient.supermap.io' target='_blank'>SuperMap iClient</a> | </span>" +
       " Map Data <span>© <a href='http://support.supermap.com.cn/product/iServer.aspx' target='_blank'>SuperMap iServer</a></span> ";
    var baseUrl = host + '/iserver/services/map-china/rest/maps/China/zxyTileImage.png?z={z}&x={x}&y={y}',
        dataUrl = host + "/iserver/services/data-world/rest/data";
    var map = new maplibregl.Map({
        container: 'map',
        style: {
            "version": 8,
            "sources": {
                "raster-tiles": {
                    "attribution": attribution,
                    "type": "raster",
                    "tiles": [baseUrl],
                    "tileSize": 256
                }
            },
            "layers": [{
                "id": "simple-tiles",
                "type": "raster",
                "source": "raster-tiles",
                "minzoom": 0,
                "maxzoom": 22
            }]
        },
        center: [110, 39],
        zoom: 4
    });
    map.addControl(new maplibregl.NavigationControl(), 'top-left');
    map.addControl(new maplibregl.supermap.LogoControl({ link: "https://iclient.supermap.io" }), 'bottom-right');

    //查询函数：
    function query() {
        clearFeatures();
        var idsParam = new maplibregl.supermap.GetFeaturesByIDsParameters({
            IDs: [234],
            datasetNames: ["World:Countries"]
        });

        var service = new maplibregl.supermap.FeatureService(dataUrl);
        service.getFeaturesByIDs(idsParam).then(function (serviceResult) {
            map.addSource("queryDatas", {
                "type": "geojson",
                "data": serviceResult.result.features
            });
            map.addLayer({
                "id": "queryDatas",
                "type": "fill",
                "source": "queryDatas",
                "paint": {
                    "fill-color": "#008080", /* 填充的颜色 */
                    "fill-opacity": 0.4      /* 透明度 */
                },
                "filter": ["==", "$type", "Polygon"]
            });

        });
    }

    function clearFeatures() {
        if (map.getLayer('queryDatas')) {
          map.removeLayer('queryDatas');
          map.removeSource('queryDatas');
        }
    }

</script>
</body>
</html>